installed plugin W3 Total Cache
version 2.3.2
This commit is contained in:
202
wp-content/plugins/w3-total-cache/Root_Environment.php
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202
wp-content/plugins/w3-total-cache/Root_Environment.php
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<?php
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namespace W3TC;
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/**
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* class Root_Environment
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*/
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class Root_Environment {
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/**
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* Fixes environment
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*
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* @param Config $config
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* @throws Util_Environment_Exceptions
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*/
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function fix_in_wpadmin( $config, $force_all_checks = false ) {
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$exs = new Util_Environment_Exceptions();
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$fix_on_event = false;
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if ( Util_Environment::is_wpmu() && Util_Environment::blog_id() != 0 ) {
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if ( get_transient( 'w3tc_config_changes' ) != ( $md5_string = $config->get_md5() ) ) {
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$fix_on_event = true;
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set_transient( 'w3tc_config_changes', $md5_string, 3600 );
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}
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}
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// call plugin-related handlers
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foreach ( $this->get_handlers() as $h ) {
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try {
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$h->fix_on_wpadmin_request( $config, $force_all_checks );
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if ( $fix_on_event ) {
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$this->fix_on_event( $config, 'admin_request' );
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}
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} catch ( Util_Environment_Exceptions $ex ) {
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$exs->push( $ex );
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}
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}
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try {
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do_action( 'w3tc_environment_fix_on_wpadmin_request',
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$config, $force_all_checks );
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} catch ( Util_Environment_Exceptions $ex ) {
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$exs->push( $ex );
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}
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if ( count( $exs->exceptions() ) > 0 )
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throw $exs;
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}
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/**
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* Fixes environment once event occurs
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*
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* @throws Util_Environment_Exceptions
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*/
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public function fix_on_event( $config, $event, $old_config = null ) {
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$exs = new Util_Environment_Exceptions();
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// call plugin-related handlers
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foreach ( $this->get_handlers() as $h ) {
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try {
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$h->fix_on_event( $config, $event );
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} catch ( Util_Environment_Exceptions $ex ) {
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$exs->push( $ex );
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}
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}
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try {
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do_action( 'w3tc_environment_fix_on_event',
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$config, $event );
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} catch ( Util_Environment_Exceptions $ex ) {
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$exs->push( $ex );
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}
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if ( count( $exs->exceptions() ) > 0 )
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throw $exs;
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}
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/**
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* Fixes environment after plugin deactivation
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*
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* @param Config $config
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* @throws Util_Environment_Exceptions
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*/
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public function fix_after_deactivation() {
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$exs = new Util_Environment_Exceptions();
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// call plugin-related handlers
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foreach ( $this->get_handlers() as $h ) {
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try {
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$h->fix_after_deactivation();
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} catch ( Util_Environment_Exceptions $ex ) {
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$exs->push( $ex );
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}
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}
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try {
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do_action( 'w3tc_environment_fix_after_deactivation' );
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} catch ( Util_Environment_Exceptions $ex ) {
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$exs->push( $ex );
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}
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if ( count( $exs->exceptions() ) > 0 )
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throw $exs;
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}
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/**
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* Returns an array[filename]=rules of rules for .htaccess or nginx files
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*
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* @param Config $config
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* @return array
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*/
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public function get_required_rules( $config ) {
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$required_rules = array();
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foreach ( $this->get_handlers() as $h ) {
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$required_rules_current = $h->get_required_rules( $config );
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if ( !is_null( $required_rules_current ) )
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$required_rules = array_merge( $required_rules, $required_rules_current );
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}
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$required_rules = apply_filters( 'w3tc_environment_get_required_rules',
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$required_rules, $config );
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$rewrite_rules_descriptors = array();
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foreach ( $required_rules as $descriptor ) {
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$filename = $descriptor['filename'];
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if ( isset( $rewrite_rules_descriptors[$filename] ) )
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$content = $rewrite_rules_descriptors[$filename]['content'];
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else
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$content = array();
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if ( !isset( $descriptor['position'] ) )
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$content[] = $descriptor['content'];
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else {
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$position = $descriptor['position'];
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if ( isset( $content[$position] ) )
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$content[$position] .= $descriptor['content'];
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else
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$content[$position] = $descriptor['content'];
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}
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$rewrite_rules_descriptors[$filename] = array(
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'filename' => $filename,
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'content' => $content
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);
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}
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$rewrite_rules_descriptors_out = array();
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foreach ( $rewrite_rules_descriptors as $filename => $descriptor ) {
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$rewrite_rules_descriptors_out[$filename] = array(
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'filename' => $filename,
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'content' => implode( '', $descriptor['content'] )
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);
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}
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ksort( $rewrite_rules_descriptors_out );
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return $rewrite_rules_descriptors_out;
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}
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/**
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* Returns plugin-related environment handlers
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*
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* @param Config $config
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* @return array
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*/
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private function get_handlers() {
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$a = array(
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new Generic_Environment(),
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new Minify_Environment(),
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new PgCache_Environment(),
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new BrowserCache_Environment(),
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new ObjectCache_Environment(),
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new DbCache_Environment(),
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new Cdn_Environment(),
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new Extension_ImageService_Environment(),
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);
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return $a;
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}
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public function get_other_instructions( $config ) {
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$instructions_descriptors = array();
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foreach ( $this->get_handlers() as $h ) {
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if ( method_exists( $h, 'get_instructions' ) ) {
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$instructions = $h->get_instructions( $config );
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if ( !is_null( $instructions ) ) {
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foreach ( $instructions as $descriptor ) {
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$area = $descriptor['area'];
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$instructions_descriptors[$area][] = array(
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'title' => $descriptor['title'],
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'content' => $descriptor['content']
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);
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}
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}
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}
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}
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return $instructions_descriptors;
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}
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}
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